Home / 104,418.66-157,399.25-98,322.60

Finding the Fourth Proportional to 104,418.66, 157,399.25 and 98,322.60

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Solution

The fourth proportional to 104,418.66, 157,399.25 and 98,322.60 is: 148,210.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,418.66 : 157,399.25 = 98,322.60 : x
  2. Step 2: Convert to fraction form
    104,418.66/157,399.25 = 98,322.60/x
  3. Step 3: Cross multiply
    104,418.66x = 157,399.25 × 98,322.60
  4. Step 4: Simplify right side
    104,418.66x = 15,475,903,743.86
  5. Step 5: Solve for x
    x = 15,475,903,743.86/104,418.66
  6. Step 6: Final answer
    x = 148,210.14

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.